Re: Some observations on lens mount capability.

2006-10-23 Thread Adam Maas
In low light with smaller fstops ( meter sensitivity >>> is sucked away by stop down method at small stops. ) >>> jco >>> >>> -----Original Message----- >>> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of >>> Adam Maas >>>

Re: Some observations on lens mount capability.

2006-10-22 Thread John Francis
fstops ( meter sensitivity > > is sucked away by stop down method at small stops. ) > > jco > > > > -Original Message- > > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of > > Adam Maas > > Sent: Sunday, October 22, 2006 8:37 PM > &g

Re: Some observations on lens mount capability.

2006-10-22 Thread Adam Maas
gt;> Which is bad. Blame that on Chinon if they >> Call it the same as pentax's programmed mode. >> jco >> >> -Original Message- >> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf > Of >> Adam Maas >> Sent: Sunday, October 22, 2006

Re: Some observations on lens mount capability.

2006-10-22 Thread William Robb
- Original Message - From: "Adam Maas" Subject: Re: Some observations on lens mount capability. > The Nikon FA does the same thing with AI and Ai converted lenses in > Program and Shutter priority modes. AI lenses are functionaly > identical > to K/M lenses ap

RE: Some observations on lens mount capability.

2006-10-22 Thread J. C. O'Connell
Sent: Sunday, October 22, 2006 8:37 PM To: Pentax-Discuss Mail List Subject: Re: Some observations on lens mount capability. If the aperture is set to minimum, you get Programed AE. It follows the program line. And you only get an extremely short delay to teh firing of the shutter (Which is exactly

Re: Some observations on lens mount capability.

2006-10-22 Thread Adam Maas
] [mailto:[EMAIL PROTECTED] On Behalf Of > Adam Maas > Sent: Sunday, October 22, 2006 5:19 PM > To: Pentax-Discuss Mail List > Subject: Re: Some observations on lens mount capability. > > Funny, but my Chinon CP-6 does programmed exposure (with two seperate > selectable progr

RE: Some observations on lens mount capability.

2006-10-22 Thread J. C. O'Connell
ll it the same as pentax's programmed mode. jco -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Adam Maas Sent: Sunday, October 22, 2006 5:19 PM To: Pentax-Discuss Mail List Subject: Re: Some observations on lens mount capability. Funny, but my Chinon

Re: Some observations on lens mount capability.

2006-10-22 Thread Adam Maas
Funny, but my Chinon CP-6 does programmed exposure (with two seperate selectable program lines) with K/M lenses. It does this by selecting the desired aperture, attempting to set it, then remetering to confirm. The Nikon FA does the same thing with AI and Ai converted lenses in Program and Shu

RE: Some observations on lens mount capability.

2006-10-22 Thread J. C. O'Connell
K/M lenses cannot support programmed Exposure modes because in programmed Exposrue modes the camera choosed the Fstop and the shutter speed based on Light condtions. K/M lenses cannot Have their fstops set by the body because They lack the consistant linear stop Down levers ( even non-linear compen